61381968032

Names of 61381968032

• Cardinal: 61381968032 can be written as Sixty-one billion, three hundred eighty-one million, nine hundred sixty-eight thousand and thirty-two.

Scientific notation

• Scientific notation: 6.1381968032 × 10¹⁰

Factors of 61381968032

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2264703

Divisors of 61381968032

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 56 77 88 112 121 154 176 224 242 308 352 484 616 847 968 1232 1694 1936 2464 3388 3872 6776 13552 27104 2264683 4529366 9058732 15852781 18117464 24911513 31705562 36234928 49823026 63411124 72469856 99646052 126822248 174380591 199292104 253644496 274026643 348761182 398584208 507288992 548053286 697522364 797168416 1096106572 1395044728 1918186501 2192213144 2790089456 3836373002 4384426288 5580178912 7672746004 8768852576 15345492008 30690984016 61381968032
• Sum of all divisors σ(n): 151806297888
• Sum of proper divisors (its aliquot sum) s(n): 90424329856
• 61381968032 is an abundant number, because the sum of its proper divisors (90424329856) is greater than itself. Its abundance is 29042361824

Bases of 61381968032

• Binary: 111001001010101001101000000010100000₂
• Hexadecimal: 0xE4AA680A0
• Base-36: S758LNK

Squares and roots of 61381968032

• 61381968032 squared (61381968032²) is 3767745999481469953024
• 61381968032 cubed (61381968032³) is 231271664492867477232887709728768
• The square root of 61381968032 is 247753.8456452291
• The cube root of 61381968032 is 3944.6965739289

Scales and comparisons

• 61,381,968,032 seconds is equal to 1,951 years, 39 weeks, 2 days, 10 hours, 40 minutes, 32 seconds.
• To count from 1 to 61,381,968,032 would take you about three thousand, nine hundred three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 61381968032 cubic inches would be around 328.7 feet tall.

Recreational maths with 61381968032

• 61381968032 backwards is 23086918316
• The number of decimal digits it has is: 11
• The sum of 61381968032's digits is 47
• More coming soon!